Hearthmount heating appliance



FIG. 1 is a perspective view of the hearthmount heating appliance;

FIG. 2 is a front elevation view of the hearthmount heating appliance;

FIG. 3 is a left side elevation view of the hearthmount heating appliance, the right side elevation view being a mirror image of FIG. 3;

FIG. 4 is a top view of the hearthmount heating appliance; and,

FIG. 5 is a rear elevation view of the hearthmount heating appliance. 

The ornamental design for a hearthmount heating appliance, as shown and described. 